Rosalie Hughes
Photo: VideauxCANKUZO PROVINCE, Burundi—Last November, Sedar Zamukulu Watula and 30 other Congolese refugees waited, perched on a circle of wobbly wooden benches in Kavumu Refugee Camp in western Burundi. Watula, 27, sweat in the heat, unusual for the rainy season. He was used to waiting—for food, f...